Exo and Endo Reactions 3.0 / 5 based on 1 rating ? ScienceChemical reactionsGCSEAQA Created by: A. MannsCreated on: 25-03-13 12:28 What reaction transfers energy to the surroundings? Exothermic 1 of 14 Which reaction takes in energy from the surroundings? Endothermic 2 of 14 Give an example of an endothermic reaction? thermal decomposition 3 of 14 Give an example of an exothermic reaction? Combustion 4 of 14 What is a reversible reaction? When a reaction goes in both directions. 5 of 14 What are the energy changes taking place in a reversible reaction? Endothermic to the right. Exothermic to the left. 6 of 14 Give a use for an endothermic reaction. Sports injuries 7 of 14 Name a use for an exothermic reaction. Self heating cans 8 of 14 What does anhydrous mean? What colour is anhydrous copper sulpate? Without water. White 9 of 14 What does hydrous mean? What colour is hydrous copper sulphate? With Water. Blue 10 of 14 What is the test for water? Anhydrous copper sulphate turns from white to blue 11 of 14 What does 'exothermic' mean? Heat energy is given out to the surroundings. 12 of 14 What does 'endothermic' mean? Heat energy is taken in from the surroundings. 13 of 14 How would you measure the temperature change in an exothermic and endotheric reaction? With a thermometer/temperature probe 14 of 14
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